The software used to create those slideshows and videos is copyright of, and made by, Apple Corp.

Audio clips used as accompaniment to those videos and slideshows, as well as any other audio or video clip — from film, TV show or music videos — are copyright of, and owned by, the respective copyright owners or content creators.

No violations are intended, as such clips are used for illustrative purpose, only: as such, they are covered by Sections 29 and 30 — Criticism and Review — of the UK's Copyright, Designs and Patents Act, 1988, and the ‘Fair Use’ provisions of the US Copyright Act of 1976, and of the Digital Millennium Copyright Act.

If I am contacted about any of these clips, and asked to remove them, I will happily do so.